Motion in a Plane PYQs - Last 10 Years
JEE Main / Physics / Mechanics / 84 recent questions
PhysicsMechanics2017-2026
Practice 84 JEE Main Physics questions from Motion in a Plane. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Last 10 Years Motion in a Plane Questions
Showing 34 of 84 filtered questions.
1Motion In A Plane
If the initial velocity in horizontal direction of a projectile is unit vector \(\hat{i}\) and the equation of trajectory is \(y=5 x(1-x)\). The \(y\) component vector of the initial velocity is ______________ \(\hat{j}\). ($$\mathrm{Take}$...
INTEGER+4 / -12022
2Motion In A Plane
Two projectiles thrown at \(30^{\circ}\) and \(45^{\circ}\) with the horizontal respectively, reach the maximum height in same time. The ratio of their initial velocities is :
MCQ+4 / -12022
3Motion In A Plane
Two projectiles are thrown with same initial velocity making an angle of \(45^{\circ}\) and \(30^{\circ}\) with the horizontal respectively. The ratio of their respective ranges will be :
MCQ+4 / -12022
4Motion In A Plane
Given below are two statements. One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A : Two identical balls A and B thrown with same velocity 'u' at two different angles with horizontal attained the same range R....
Assertion A : Two identical balls A and B thrown with same velocity 'u' at two different angles with horizontal attained the same range R....
MCQ+4 / -12022
5Motion In A Plane
A ball is projected from the ground with a speed 15 ms\(-\)1 at an angle \(\theta\) with horizontal so that its range and maximum height are equal, then 'tan \(\theta\)' will be equal to :
MCQ+4 / -12022
6Motion In A Plane
A projectile is projected with velocity of 25 m/s at an angle \(\theta\) with the horizontal. After t seconds its inclination with horizontal becomes zero. If R represents horizontal range of the projectile, the value of \(\theta\) will be ...
MCQ+4 / -12022
7Motion In A Plane
A body is projected from the ground at an angle of 45\(^\circ\) with the horizontal. Its velocity after 2s is 20 ms\(-\)1. The maximum height reached by the body during its motion is __________ m. (use g = 10 ms\(-\)2)
INTEGER+4 / -12022
8Motion In A Plane
A helicopter is flying horizontally with a speed 'v' at an altitude 'h' has to drop a food packet for a man on the ground. What is the distance of helicopter from the man when the food packet is dropped?
MCQ+4 / -12021
9Motion In A Plane
A swimmer wants to cross a river from point A to point B. Line AB makes an angle of 30\(^\circ\) with the flow of river. Magnitude of velocity of the swimmer is same as that of the river. The angle \(\theta\) with the line AB should be ____...
INTEGER+4 / -12021
10Motion In A Plane
A player kicks a football with an initial speed of 25 ms\(-\)1 at an angle of 45\(^\circ\) from the ground. What are the maximum height and the time taken by the football to reach at the highest point during motion ? (Take g = 10 ms\(-\)2)
MCQ+4 / -12021
11Motion In A Plane
The trajectory of a projectile in a vertical plane is y = \(\alpha\)x \(-\) \(\beta\)x2, where \(\alpha\) and \(\beta\) are constants and x & y are respectively the horizontal and vertical distances of the projectile from the point of proje...
MCQ+4 / -12021
12Motion In A Plane
A bomb is dropped by fighter plane flying horizontally. To an observer sitting in the plane, the trajectory of the bomb is a :
MCQ+4 / -12021
13Motion In A Plane
A butterfly is flying with a velocity \(4\sqrt 2\) m/s in North-East direction. Wind is slowly blowing at 1 m/s from North to South. The resultant displacement of the butterfly in 3 seconds is :
MCQ+4 / -12021
14Motion In A Plane
The ranges and heights for two projectiles projected with the same initial velocity at angles 42\(^\circ\) and 48\(^\circ\) with the horizontal are R1, R2 and H1, H2 respectively. Choose the correct option :
MCQ+4 / -12021
15Motion In A Plane
A person is swimming with a speed of 10 m/s at an angle of 120\(^\circ\) with the flow and reaches to a point directly opposite on the other side of the river. The speed of the flow is 'x' m/s. The value of 'x' to the nearest integer is ___...
INTEGER+4 / -12021
16Motion In A Plane
A mosquito is moving with a velocity \(\overrightarrow v = 0.5{t^2}\widehat i + 3t\widehat j + 9\widehat k\) m/s and accelerating in uniform conditions. What will be the direction of mosquito after 2 s?
MCQ+4 / -12021
17Motion In A Plane
A swimmer can swim with velocity of 12 km/h in still water. Water flowing in a river has velocity 6 km/h. The direction with respect to the direction of flow of river water he should swim in order to reach the point on the other bank just o...
INTEGER+4 / -12021
18Motion In A Plane
A particle starts from the origin at t = 0 with an
initial velocity of 3.0 \(\widehat i\) m/s and moves in the
x-y plane with a constant acceleration
\(\left( {6\widehat i + 4\widehat j} \right)\) m/s2 . The x-coordinate of the
particle at ...
initial velocity of 3.0 \(\widehat i\) m/s and moves in the
x-y plane with a constant acceleration
\(\left( {6\widehat i + 4\widehat j} \right)\) m/s2 . The x-coordinate of the
particle at ...
MCQ+4 / -12020
19Motion In A Plane
A particle is moving along the x-axis with its
coordinate with the time 't' given be x(t) = 10 + 8t – 3t2. Another particle is moving
the y-axis with its coordinate as a function of
time given by y(t) = 5 – 8t3. At t = 1s, the speed
of the ...
coordinate with the time 't' given be x(t) = 10 + 8t – 3t2. Another particle is moving
the y-axis with its coordinate as a function of
time given by y(t) = 5 – 8t3. At t = 1s, the speed
of the ...
INTEGER+4 / -02020
20Motion In A Plane
A particle moves such that its position
vector \(\overrightarrow r \left( t \right) = \cos \omega t\widehat i + \sin \omega t\widehat j\) where \(\omega\) is a constant and t is time. Then which of the following statements is true for the ...
vector \(\overrightarrow r \left( t \right) = \cos \omega t\widehat i + \sin \omega t\widehat j\) where \(\omega\) is a constant and t is time. Then which of the following statements is true for the ...
MCQ+4 / -12020
21Motion In A Plane
When a car is at rest, its driver sees rain drops falling on it vertically. When driving the car with
speed v, he sees that rain drops are coming at an angle 60° from the horizontal. On further
increasing the speed of the car to (1 + $$\bet...
speed v, he sees that rain drops are coming at an angle 60° from the horizontal. On further
increasing the speed of the car to (1 + $$\bet...
MCQ+4 / -12020
22Motion In A Plane
A balloon is moving up in air vertically above a
point A on the ground. When it is at a height h1,
a girl standing at a distanced (point B) from A
(see figure) sees it at an angle 45o with respect
to the vertical. When the balloon climbs up...
point A on the ground. When it is at a height h1,
a girl standing at a distanced (point B) from A
(see figure) sees it at an angle 45o with respect
to the vertical. When the balloon climbs up...
MCQ+4 / -12020
23Motion In A Plane
Starting from the origin at time t = 0, with initial velocity 5\(\widehat j\) ms-1 , a particle moves in the x-y plane
with a constant acceleration of \(\left( {10\widehat i + 4\widehat j} \right)\) ms-2. At time t, its coordinates are (20 ...
with a constant acceleration of \(\left( {10\widehat i + 4\widehat j} \right)\) ms-2. At time t, its coordinates are (20 ...
MCQ+4 / -12020
24Motion In A Plane
A particle is moving with a velocity
\(\overrightarrow v \, = K(y\widehat i + x\widehat j),\) where K is a constant.
The general equation for its path is :
\(\overrightarrow v \, = K(y\widehat i + x\widehat j),\) where K is a constant.
The general equation for its path is :
MCQ+4 / -12019
25Motion In A Plane
The position co-ordinates of a particle moving in a 3-D coordinate system is given by
x = a cos\(\omega\)t
y = a sin\(\omega\)t and
z = a\(\omega\)t
The speed of the particle is :
x = a cos\(\omega\)t
y = a sin\(\omega\)t and
z = a\(\omega\)t
The speed of the particle is :
MCQ+4 / -12019
26Motion In A Plane
The stream of a river is flowing with a speed
of 2km/h. A swimmer can swim at a speed of
4km/h. What should be the direction of the
swimmer with respect to the flow of the river to
cross the river straight ?
of 2km/h. A swimmer can swim at a speed of
4km/h. What should be the direction of the
swimmer with respect to the flow of the river to
cross the river straight ?
MCQ+4 / -12019
27Motion In A Plane
Ship A is sailing towards north-east with
velocity \(\mathop v\limits^ \to = 30\mathop i\limits^ \wedge + 50\mathop j\limits^ \wedge\) km/hr where \(\mathop i\limits^ \wedge\) points
east and \(\mathop j\limits^ \wedge\) , north. ...
velocity \(\mathop v\limits^ \to = 30\mathop i\limits^ \wedge + 50\mathop j\limits^ \wedge\) km/hr where \(\mathop i\limits^ \wedge\) points
east and \(\mathop j\limits^ \wedge\) , north. ...
MCQ+4 / -12019
28Motion In A Plane
A person standing on an open ground hears the sound of a jet aeroplane, coming from north at an angle 60o with ground level. But he finds the aeroplane right vertically above his position. If v is the speed of sound, speed of the plane is :...
MCQ+4 / -12019
29Motion In A Plane
A shell is fired from a fixed artillery gun with an initial speed u such that it hits the target on the ground at a
distance R from it. If t1 and t2 are the values of the time taken by it to hit the target in two possible ways, the
product ...
distance R from it. If t1 and t2 are the values of the time taken by it to hit the target in two possible ways, the
product ...
MCQ+4 / -12019
30Motion In A Plane
The trajectory of a projectile near the surface of the earth is given as y = 2x – 9x2
. If it were launched at an
angle \(\theta\)0 with speed v0 then (g = 10 ms–2) :
. If it were launched at an
angle \(\theta\)0 with speed v0 then (g = 10 ms–2) :
MCQ+4 / -12019
31Motion In A Plane
Two particles are projected from the same point with the same speed u such that they have the same range R,
but different maximum heights, h1 and h2. Which of the following is correct ?
but different maximum heights, h1 and h2. Which of the following is correct ?
MCQ+4 / -12019
32Motion In A Plane
Two guns A and B can fire bullets at speeds 1 km/s and 2 km/s respectively. From a point on a horizontal ground, they are fired in all possible directions. The ratio of maximum areas covered by the bullets fired by the two guns, on the grou...
MCQ+4 / -12019
33Motion In A Plane
A plane is inclined at an angle \(\alpha\) = 30° with respect to the horizontal. A particle is projected with a speed u =
2 ms–1
, from the base of the plane, making an angle \(\theta\) = 15° with respect to the plane as shown in the figu...
2 ms–1
, from the base of the plane, making an angle \(\theta\) = 15° with respect to the plane as shown in the figu...
MCQ+4 / -12019
34Motion In A Plane
A man in a car at location Q on a straight highway is moving with speed \(\upsilon\). He decides to reach a point P in a field at a distance d from the highway (point M) as shown in the figure. Speed of the car in the field is half to that...
MCQ+4 / -12018
